DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO Award a ₱3.8M contract to J.C. ALBASON BUILDERS AND SUPPLYNational agencies

Transaction hash:

e5408fefe14de733bc28f7aa47369eb852c29535b6e295961c7d45198102ffcb

Status:

Included and unchanged

Block:

#4,100 1,913 blocks after it

Position in block:

Transaction 74 of 87

Award day:

May 8, 2020 (6 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO

To:

J.C. ALBASON BUILDERS AND SUPPLY

Value:

₱3,829,437.28

Project:

20GF0037

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO

Accountable officer:

Not stated in the source. PhilGEPS does not publish who certified the award.

Certification:

Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.

Demo signature:

Block #4,100 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.
Partly
Open
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO awarded it to J.C. ALBASON BUILDERS AND SUPPLY on 2020-05-08.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20GF0037: Completed, 100% physical progress.
Found
Open
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
DPWH marks the contract "Completed" (end 2020-09-30). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored e5408fefe1…02ffcbnow …
2. Block Merkle root changed
stored 5192899af3…b41784now …
3. Block #4100 hash changed
stored 2a62f56af2…0e1772now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 86 records. Each step hashes the current value together with the sibling shown.

leaf e5408fefe14de733bc28f7aa47369eb852c29535b6e295961c7d45198102ffcb
01 R e6784ba820fa6e320c9bc5eb53859f2a5a45e8f497e62adc5804352ae58ca5ec
02 L cc14e19bc8f5501fed9c0c16e57ec668fc5488a1f67b873f5a8f892eee1742be
03 R 82cc7e2f79890e7c1cf7e2df26db824d8622d13b07fc608231c813d8d799f826
04 L 65d1cae6563dedd79287767b8e225468a4e5e318158466502710d8dbacdc636a
05 R 245d16c80dd24ebacd21ebff7d78836f43c7217e5092b3d0a599c0fb880abcee
06 R f26dd4cdef7751fb5d2c8fd015febc719c9dd73742981ba67d05fd7d65a90ac3
07 L 6f9103189d157e4853a00fd108fb9e29975b4970b790d7acc2a54f567101591d
root 5192899af3925812d1cc4013d8d7c4dfbcdee423dfa51febcc654ef28ab41784